How is acesso.gov.br?

Looks fine risk 0/100

Registered 8 years ago, on no blocklists we checked, valid HTTPS, the site answered 200 in 1969 ms.

Why

02050100

finecarefulhigh risk

·Nothing in the checks added risk.

Rule-based: domain age, blocklists, TLS. A heuristic, not a guarantee.

The home page, rendered by how.is in a sandboxed browser. Nothing on it is clickable here.

Site

200

1969 ms · ends at servicos.acesso.gov.br

HTTPS

41 d

left on a Let's Encrypt certificate

Age

8 years

registered 2018-11-23

Blocklists

listings across 5 lists

Everything we looked at

DNS records3 record types

A	189.9.177.20
NS	bsa1.lb.serpro.gov.br spo1.lb.serpro.gov.br
TXT	v=spf1 include:spf.serpro.gov.br -all dtm-domain-verification=Mm4eN3vpxEg5ISGkCTKnXCsN1jRpIE7UuRJmOC4VHRY

Registrationregistrar not reported

registered	2018-11-23
last changed	2022-10-25
country	BR
nameservers	bsa1.lb.serpro.gov.br spo1.lb.serpro.gov.br
status	active

HTTPS certificate41 days left

valid	yes
issuer	Let's Encrypt
covers	acesso.gov.br
protocol	TLSv1.3

issued 2026-09-10expires 2026-12-09

DNSSECinsecure

Domain is not signed with DNSSEC

. → br → gov.br → acesso.gov.br

Email authenticationpoor

SPF	pass `v=spf1 include:spf.serpro.gov.br -all`
DMARC	warning policy quarantine
DKIM	none of 1 common selectors

Whether mail claiming to be from this domain can be checked as genuine.

Security scoregrade B · 145/205

Basic Security

10/40missing: DNSSEC Enabled, Nameserver Diversity

Record Security

30/45missing: CAA Records, DKIM Presence

Advanced Security

10/25missing: Mail Server Configuration, IPv6 Support

Domain Reputation

50/50

Threat Detection

45/45missing: Domain Age Check

Blocklists0 listings · 5 lookups

SURBL MultidomainURIBL MultidomainSpamCop189.9.177.20Barracuda189.9.177.20UCEPROTECT Level 1189.9.177.20

Green: clean. Red: listed. Grey: the list did not answer.

Ask it yourself

Agents get this as data. Bought through the API, the checks behind this page cost $0.070: profile $0.025 + trust $0.020 + screenshot $0.020 + site status $0.005.

curl "https://how.is/v1/domain/trust?domain=acesso.gov.br" \ -H "Authorization: Bearer $HOWIS_KEY" # or pay per call in USDC (x402), no key: the 402 tells your agent the price curl -i "https://how.is/v1/domain/profile?domain=acesso.gov.br"

MCP: add https://how.is/mcp to Claude, Codex or Cursor (one-line install) and ask for domain_trust on acesso.gov.br. Reference: /llms.txt.

Watch acesso.gov.br. DNS read at the source every 5 minutes; certificate, blocklists and expiry every 6 hours. You get an email only when something changes.

Watch — $1 / 30 days